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Danzik's latest activity

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    Danzik reacted to nomadradio's post in the thread SB220 on 11 meter AM. Damage control. with Like Like.
    The Heath SB220 does a fine job on AM if you read the manual and select "CW", or low side. It's built for sideband, and the tubes throw...
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    Danzik replied to the thread HOW DO TUBES NORMALLY GO?.
    It was Bill. " LET ME SHOW YOU SOMTHIN" ! LOL
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    Danzik replied to the thread Wawasee JB-2000 issues.
    Yeah, 10-4 on all this Nomad. Could be still somewhat gassy tube i spose, but they are new tubes but possibly NOS so who knows how long...
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    Danzik reacted to nomadradio's post in the thread Wawasee JB-2000 issues with Like Like.
    First thing I would do is unhook the HV secondary wires from the transformer and test for insulation breakdown to ground. An insulation...
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    Danzik replied to the thread Wawasee JB-2000 issues.
    This thing is still operating but I now know why they named it the blackcat because it sure sounds like one every half hour or so ...
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    Danzik reacted to nomadradio's post in the thread Wawasee JB-2000 issues with Like Like.
    It's a finely-balanced design. The driver is a 500-Volt tube with 1200 Volts on the plate. By rights it should go poof the first time...
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    Danzik reacted to nomadradio's post in the thread Wawasee JB-2000 issues with Like Like.
    The series filament connection lets you use wire half as thick on the cathode choke. Also shrinks the wire size needed to wind the...
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    Danzik replied to the thread Wawasee JB-2000 issues.
    Yes, sir I did add a small AC fan down there in that location already as I have heard and read about the pins solder getting to hot at...
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    Danzik replied to the thread Wawasee JB-2000 issues.
    Yes I believe so, and not sure why
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    Danzik reacted to fixer's post in the thread black Cat JB2000 with Like Like.
    That is the correct way to set the amp's carrier with the tuner on the back when using the stock driver tube. It's basically a JB 150...
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    Danzik replied to the thread Wawasee JB-2000 issues.
    I do now currently have this amplifier operating, I am not for sure what I did to get it functional I do not know if the tubes were...
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    Danzik replied to the thread CPI 2000 issues.
    Got a new toy for Christmas and yes pin 2 looks real close to 4 MHz
    • 20251228_215700.jpg
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    Danzik replied to the thread CPI 2000 issues.
    Yeah, I see that too ! Yeah pin 11 of the pll is clearly not going all the way to pin 3 of the divider but it shows it in the schematic...
    • Screenshot_20251228_204829_Samsung Notes.jpg
    • Screenshot_20251228_204513_Samsung Notes.jpg
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    Danzik replied to the thread CPI 2000 issues.
    I now can get some signals off of it but I am at .5 micro seconds on the sweep time/ div this is pin 11 on the ic I replaced
    • 20251220_210417.jpg
    • 20251220_210430.jpg
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    Danzik replied to the thread CPI 2000 issues.
    Hi, Thanks for your reply, I have adjusted just about everything on this scope when it comes to getting a waveform from the radio and...
    • 20251220_204236.jpg
    • 20251220_204352.jpg
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